The NLPE 500 machine is exclusively designed to dispense DOT–POTHOLE FILLER® components as a slurry pothole fill for use on asphalt and concrete roads, parking lots, and similar surfaces. The machine automatically mixes and dispenses a proprietary combination of dry bulk aggregate, liquid, and activator in prescribed ratios to create the long-life pothole repair. The NLPE 500 is designed to comply with DOT road-worthy requirements for the USA and Canada.